87257828

素因数分解:

$2^2\times 7^3\times {\mathrm{63599}}^1$

素因数の和:63624

約数の個数: 24

約数和(自身を含む): 178080000

約数和(自身を除く): 90822172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 63599, 127198, 254396, 445193, 890386, 1780772, 3116351, 6232702, 12465404, 21814457, 43628914, 87257828]

約数ペア:

[(1, 87257828), (2, 43628914), (4, 21814457), (7, 12465404), (14, 6232702), (28, 3116351), (49, 1780772), (98, 890386), (196, 445193), (343, 254396), (686, 127198), (1372, 63599)]